Fix all override warnings

autotests/databaseencryptedpasswordbackendtest.h

@@ -28,7 +28,7 @@ private:
     QByteArray m_testMasterPassword;
 
 protected:
-    void reloadBackend();
+    void reloadBackend() override;
-    void init();
+    void init() override;
-    void cleanup();
+    void cleanup() override;
 };

autotests/databasepasswordbackendtest.h

@@ -25,7 +25,7 @@ class DatabasePasswordBackendTest : public PasswordBackendTest
     Q_OBJECT
 
 protected:
-    void reloadBackend();
+    void reloadBackend() override;
-    void init();
+    void init() override;
-    void cleanup();
+    void cleanup() override;
 };

src/lib/3rdparty/fancytabwidget.cpp

@@ -476,7 +476,7 @@ public:
         setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
     }
 
-    void mousePressEvent(QMouseEvent* ev) {
+    void mousePressEvent(QMouseEvent* ev) override {
         if (ev->modifiers() & Qt::ShiftModifier) {
             Utils::StyleHelper::setBaseColor(QColorDialog::getColor(Utils::StyleHelper::requestedBaseColor(), m_parent));
         }

src/lib/3rdparty/lineedit.h

@@ -155,7 +155,7 @@ public:
     SideWidget(QWidget* parent = 0);
 
 protected:
-    bool event(QEvent* event);
+    bool event(QEvent* event) override;
 
 };
 

src/lib/3rdparty/qtsingleapplication/qtlockedfile.h

@@ -73,7 +73,7 @@ public:
     QtLockedFile(const QString &name);
     ~QtLockedFile();
 
-    bool open(OpenMode mode);
+    bool open(OpenMode mode) override;
 
     bool lock(LockMode mode, bool block = true);
     bool unlock();

src/lib/adblock/adblocksubscription.h

@@ -118,18 +118,18 @@ class AdBlockCustomList : public AdBlockSubscription
 public:
     explicit AdBlockCustomList(QObject* parent = nullptr);
 
-    void loadSubscription(const QStringList &disabledRules);
+    void loadSubscription(const QStringList &disabledRules) override;
-    void saveSubscription();
+    void saveSubscription() override;
 
-    bool canEditRules() const;
+    bool canEditRules() const override;
-    bool canBeRemoved() const;
+    bool canBeRemoved() const override;
 
     bool containsFilter(const QString &filter) const;
     bool removeFilter(const QString &filter);
 
-    int addRule(AdBlockRule* rule);
+    int addRule(AdBlockRule* rule) override;
-    bool removeRule(int offset);
+    bool removeRule(int offset) override;
-    const AdBlockRule* replaceRule(AdBlockRule* rule, int offset);
+    const AdBlockRule* replaceRule(AdBlockRule* rule, int offset) override;
 };
 
 #endif // ADBLOCKSUBSCRIPTION_H

src/lib/adblock/adblocktreewidget.h

@@ -49,7 +49,7 @@ private Q_SLOTS:
 
 private:
     void adjustItemFeatures(QTreeWidgetItem* item, const AdBlockRule* rule);
-    void keyPressEvent(QKeyEvent* event);
+    void keyPressEvent(QKeyEvent* event) override;
 
     AdBlockSubscription* m_subscription;
     QTreeWidgetItem* m_topItem;

src/lib/adblock/adblockurlinterceptor.h

@@ -32,7 +32,7 @@ class FALKON_EXPORT AdBlockUrlInterceptor : public UrlInterceptor
 public:
     explicit AdBlockUrlInterceptor(AdBlockManager *manager);
 
-    void interceptRequest(QWebEngineUrlRequestInfo &request);
+    void interceptRequest(QWebEngineUrlRequestInfo &request) override;
 
 Q_SIGNALS:
     void requestBlocked(const AdBlockedRequest &request);

src/lib/autofill/passwordbackends/databaseencryptedpasswordbackend.h

@@ -40,23 +40,23 @@ public:
 
     ~DatabaseEncryptedPasswordBackend();
 
-    QStringList getUsernames(const QUrl &url);
+    QStringList getUsernames(const QUrl &url) override;
-    QVector<PasswordEntry> getEntries(const QUrl &url);
+    QVector<PasswordEntry> getEntries(const QUrl &url) override;
-    QVector<PasswordEntry> getAllEntries();
+    QVector<PasswordEntry> getAllEntries() override;
 
-    void setActive(bool active);
+    void setActive(bool active) override;
 
-    void addEntry(const PasswordEntry &entry);
+    void addEntry(const PasswordEntry &entry) override;
-    bool updateEntry(const PasswordEntry &entry);
+    bool updateEntry(const PasswordEntry &entry) override;
-    void updateLastUsed(PasswordEntry &entry);
+    void updateLastUsed(PasswordEntry &entry) override;
 
-    void removeEntry(const PasswordEntry &entry);
+    void removeEntry(const PasswordEntry &entry) override;
-    void removeAll();
+    void removeAll() override;
 
-    QString name() const;
+    QString name() const override;
 
-    bool hasSettings() const;
+    bool hasSettings() const override;
-    void showSettings(QWidget* parent);
+    void showSettings(QWidget* parent) override;
 
     bool isMasterPasswordSetted();
 
@@ -107,8 +107,8 @@ public:
     void delayedExec();
 
 public Q_SLOTS:
-    void accept();
+    void accept() override;
-    void reject();
+    void reject() override;
     void showSettingPage();
     void showSetMasterPasswordPage();
     void clearMasterPasswordAndConvert(bool forcedAskPass = true);

src/lib/autofill/passwordbackends/databasepasswordbackend.h

@@ -26,17 +26,17 @@ class FALKON_EXPORT DatabasePasswordBackend : public PasswordBackend
 public:
     explicit DatabasePasswordBackend();
 
-    QString name() const;
+    QString name() const override;
 
-    QVector<PasswordEntry> getEntries(const QUrl &url);
+    QVector<PasswordEntry> getEntries(const QUrl &url) override;
-    QVector<PasswordEntry> getAllEntries();
+    QVector<PasswordEntry> getAllEntries() override;
 
-    void addEntry(const PasswordEntry &entry);
+    void addEntry(const PasswordEntry &entry) override;
-    bool updateEntry(const PasswordEntry &entry);
+    bool updateEntry(const PasswordEntry &entry) override;
-    void updateLastUsed(PasswordEntry &entry);
+    void updateLastUsed(PasswordEntry &entry) override;
 
-    void removeEntry(const PasswordEntry &entry);
+    void removeEntry(const PasswordEntry &entry) override;
-    void removeAll();
+    void removeAll() override;
 };
 
 #endif // DATABASEPASSWORDBACKEND_H

src/lib/bookmarks/bookmarksexport/htmlexporter.h

@@ -29,9 +29,9 @@ class HtmlExporter : public BookmarksExporter
 public:
     explicit HtmlExporter(QObject* parent = 0);
 
-    QString name() const;
+    QString name() const override;
-    QString getPath(QWidget* parent);
+    QString getPath(QWidget* parent) override;
-    bool exportBookmarks(BookmarkItem* root);
+    bool exportBookmarks(BookmarkItem* root) override;
 
 private:
     void writeBookmark(BookmarkItem* item, QTextStream &stream, int level);

src/lib/bookmarks/bookmarksimport/chromeimporter.h

@@ -28,13 +28,13 @@ class FALKON_EXPORT ChromeImporter : public BookmarksImporter
 public:
     explicit ChromeImporter(QObject* parent = 0);
 
-    QString description() const;
+    QString description() const override;
-    QString standardPath() const;
+    QString standardPath() const override;
 
-    QString getPath(QWidget* parent);
+    QString getPath(QWidget* parent) override;
-    bool prepareImport();
+    bool prepareImport() override;
 
-    BookmarkItem* importBookmarks();
+    BookmarkItem* importBookmarks() override;
 
 private:
     void readBookmarks(const QVariantList &list, BookmarkItem* parent);

src/lib/bookmarks/bookmarksimport/firefoximporter.h

@@ -29,13 +29,13 @@ public:
     explicit FirefoxImporter(QObject* parent = 0);
     ~FirefoxImporter();
 
-    QString description() const;
+    QString description() const override;
-    QString standardPath() const;
+    QString standardPath() const override;
 
-    QString getPath(QWidget* parent);
+    QString getPath(QWidget* parent) override;
-    bool prepareImport();
+    bool prepareImport() override;
 
-    BookmarkItem* importBookmarks();
+    BookmarkItem* importBookmarks() override;
 
 private:
     enum Type {

src/lib/bookmarks/bookmarksimport/htmlimporter.h

@@ -27,13 +27,13 @@ class FALKON_EXPORT HtmlImporter : public BookmarksImporter
 public:
     explicit HtmlImporter(QObject* parent = 0);
 
-    QString description() const;
+    QString description() const override;
-    QString standardPath() const;
+    QString standardPath() const override;
 
-    QString getPath(QWidget* parent);
+    QString getPath(QWidget* parent) override;
-    bool prepareImport();
+    bool prepareImport() override;
 
-    BookmarkItem* importBookmarks();
+    BookmarkItem* importBookmarks() override;
 
 private:
     QString m_path;

src/lib/bookmarks/bookmarksimport/ieimporter.h

@@ -27,13 +27,13 @@ class IeImporter : public BookmarksImporter
 public:
     explicit IeImporter(QObject* parent = 0);
 
-    QString description() const;
+    QString description() const override;
-    QString standardPath() const;
+    QString standardPath() const override;
 
-    QString getPath(QWidget* parent);
+    QString getPath(QWidget* parent) override;
-    bool prepareImport();
+    bool prepareImport() override;
 
-    BookmarkItem* importBookmarks();
+    BookmarkItem* importBookmarks() override;
 
 private:
     void readDir(const QDir &dir, BookmarkItem* parent);

src/lib/bookmarks/bookmarksimport/operaimporter.h

@@ -28,13 +28,13 @@ class FALKON_EXPORT OperaImporter : public BookmarksImporter
 public:
     explicit OperaImporter(QObject* parent = 0);
 
-    QString description() const;
+    QString description() const override;
-    QString standardPath() const;
+    QString standardPath() const override;
 
-    QString getPath(QWidget* parent);
+    QString getPath(QWidget* parent) override;
-    bool prepareImport();
+    bool prepareImport() override;
 
-    BookmarkItem* importBookmarks();
+    BookmarkItem* importBookmarks() override;
 
 private:
     enum Token { EmptyLine,

src/lib/downloads/downloadmanager.cpp

@@ -134,6 +134,7 @@ void DownloadManager::closeDownloadTab(QWebEngineDownloadItem *item) const
             return false;
         }
 #if QTWEBENGINEWIDGETS_VERSION >= QT_VERSION_CHECK(5, 12, 0)
+        Q_UNUSED(url)
         return true;
 #else
         if (page->url() != QUrl()) {

src/lib/downloads/downloadoptionsdialog.h

@@ -44,7 +44,7 @@ public:
 
     void setLastDownloadOption(const DownloadManager::DownloadOption &option);
 
-    int exec();
+    int exec() override;
 
 private Q_SLOTS:
     void copyDownloadLink();

src/lib/navigation/completer/locationcompleterdelegate.h

@@ -27,8 +27,8 @@ class FALKON_EXPORT LocationCompleterDelegate : public QStyledItemDelegate
 public:
     explicit LocationCompleterDelegate(QObject *parent = 0);
 
-    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
-    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
     void setForceVisitItem(bool enable);
 

src/lib/navigation/completer/locationcompleterview.h

@@ -44,7 +44,7 @@ public:
 
     void adjustSize();
 
-    bool eventFilter(QObject* object, QEvent* event);
+    bool eventFilter(QObject* object, QEvent* event) override;
 
 Q_SIGNALS:
     void closed();

src/lib/plugins/qml/api/browseraction/qmlbrowseraction.h

@@ -189,9 +189,9 @@ class QmlBrowserActionButton : public AbstractButtonInterface
     Q_OBJECT
 public:
     explicit QmlBrowserActionButton(QObject *parent = nullptr);
-    QString id() const;
+    QString id() const override;
     void setId(const QString &id);
-    QString name() const;
+    QString name() const override;
     void setName(const QString &name);
     void setTitle(const QString &title);
     void setToolTip(const QString &toolTip);

src/lib/plugins/qml/api/extensionscheme/qmlextensionscheme.h

@@ -57,7 +57,7 @@ class QmlExtensionSchemeHandler : public ExtensionSchemeHandler
 {
     Q_OBJECT
 public:
-    void requestStarted(QWebEngineUrlRequestJob *job);
+    void requestStarted(QWebEngineUrlRequestJob *job) override;
 Q_SIGNALS:
     void _requestStarted(QWebEngineUrlRequestJob *job);
 };

src/lib/plugins/qml/api/sidebar/qmlsidebar.h

@@ -140,9 +140,9 @@ class QmlSideBarHelper : public SideBarInterface
     Q_OBJECT
 public:
     explicit QmlSideBarHelper(QObject *parent = nullptr);
-    QString title() const;
+    QString title() const override;
-    QAction *createMenuAction();
+    QAction *createMenuAction() override;
-    QWidget *createSideBarWidget(BrowserWindow *mainWindow);
+    QWidget *createSideBarWidget(BrowserWindow *mainWindow) override;
 
     void setTitle(const QString &title);
     void setIcon(const QString &icon);

src/lib/popupwindow/popuplocationbar.cpp

@@ -36,7 +36,7 @@ public:
 private:
     QIcon m_icon;
 
-    void paintEvent(QPaintEvent*) {
+    void paintEvent(QPaintEvent*) override {
         QPainter p(this);
         m_icon.paint(&p, rect());
     }

src/lib/popupwindow/popupwebview.h

@@ -33,18 +33,18 @@ class FALKON_EXPORT PopupWebView : public WebView
 public:
     explicit PopupWebView(QWidget* parent = 0);
 
-    QWidget* overlayWidget() Q_DECL_OVERRIDE;
+    QWidget* overlayWidget() override;
-    void loadInNewTab(const LoadRequest &req, Qz::NewTabPositionFlags position) Q_DECL_OVERRIDE;
+    void loadInNewTab(const LoadRequest &req, Qz::NewTabPositionFlags position) override;
 
-    void closeView() Q_DECL_OVERRIDE;
+    void closeView() override;
-    bool isFullScreen() Q_DECL_OVERRIDE;
+    bool isFullScreen() override;
-    void requestFullScreen(bool enable) Q_DECL_OVERRIDE;
+    void requestFullScreen(bool enable) override;
 
 public Q_SLOTS:
     void inspectElement();
 
 private:
-    void _contextMenuEvent(QContextMenuEvent *event) Q_DECL_OVERRIDE;
+    void _contextMenuEvent(QContextMenuEvent *event) override;
 
     Menu* m_menu;
     QPointer<WebInspector> m_inspector;

src/lib/preferences/acceptlanguage.h

@@ -40,7 +40,7 @@ public:
     static QByteArray generateHeader(const QStringList &langs);
 
 public Q_SLOTS:
-    void accept();
+    void accept() override;
 
 private Q_SLOTS:
     void addLanguage();

src/lib/preferences/jsoptions.h

@@ -37,7 +37,7 @@ public:
     ~JsOptions();
 
 public Q_SLOTS:
-    void accept();
+    void accept() override;
 
 private:
     Ui::JsOptions* ui;

src/lib/preferences/pluginlistdelegate.h

@@ -29,8 +29,8 @@ class FALKON_EXPORT PluginListDelegate : public QStyledItemDelegate
 public:
     explicit PluginListDelegate(QListWidget* parent);
 
-    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
-    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
 private:
     mutable int m_rowHeight;

src/lib/preferences/preferences.h

@@ -89,7 +89,7 @@ private Q_SLOTS:
     void makeFalkonDefault();
 
 private:
-    void closeEvent(QCloseEvent* event);
+    void closeEvent(QCloseEvent* event) override;
 
     Ui::Preferences* ui;
     BrowserWindow* m_window;

src/lib/preferences/useragentdialog.h

@@ -43,7 +43,7 @@ private Q_SLOTS:
     void removeSite();
     void editSite();
 
-    void accept();
+    void accept() override;
 
     void enableGlobalComboBox(bool enable);
     void enablePerSiteFrame(bool enable);

src/lib/tabwidget/combotabbar.h

@@ -182,10 +182,10 @@ protected:
     int mainTabBarWidth() const;
     int pinTabBarWidth() const;
 
-    bool event(QEvent *event);
+    bool event(QEvent *event) override;
-    void wheelEvent(QWheelEvent* event);
+    void wheelEvent(QWheelEvent* event) override;
-    bool eventFilter(QObject* obj, QEvent* ev);
+    bool eventFilter(QObject* obj, QEvent* ev) override;
-    void paintEvent(QPaintEvent* ev);
+    void paintEvent(QPaintEvent* ev) override;
 
     virtual int comboTabBarPixelMetric(SizeType sizeType) const;
     virtual QSize tabSizeHint(int index, bool fast = false) const;
@@ -241,7 +241,7 @@ public:
 
     void setTabButton(int index, QTabBar::ButtonPosition position, QWidget* widget);
 
-    QSize tabSizeHint(int index) const;
+    QSize tabSizeHint(int index) const override;
     QSize baseClassTabSizeHint(int index) const;
 
     QRect draggedTabRect() const;
@@ -267,11 +267,11 @@ public Q_SLOTS:
     void setCurrentIndex(int index);
 
 private:
-    bool event(QEvent* ev);
+    bool event(QEvent* ev) override;
-    void paintEvent(QPaintEvent* event);
+    void paintEvent(QPaintEvent* event) override;
-    void mousePressEvent(QMouseEvent* event);
+    void mousePressEvent(QMouseEvent* event) override;
-    void mouseMoveEvent(QMouseEvent *event);
+    void mouseMoveEvent(QMouseEvent *event) override;
-    void mouseReleaseEvent(QMouseEvent* event);
+    void mouseReleaseEvent(QMouseEvent* event) override;
 
     int dragOffset(QStyleOptionTab *option, int tabIndex) const;
     void initStyleOption(QStyleOptionTab* option, int tabIndex) const;
@@ -341,8 +341,8 @@ private Q_SLOTS:
     void updateScrollButtonsState();
 
 private:
-    void mouseMoveEvent(QMouseEvent* event);
+    void mouseMoveEvent(QMouseEvent* event) override;
-    void resizeEvent(QResizeEvent* event);
+    void resizeEvent(QResizeEvent* event) override;
 
     QTabBar* m_tabBar;
     QScrollArea* m_scrollArea;

src/lib/tabwidget/tabbar.h

@@ -36,12 +36,12 @@ public:
     void loadSettings();
 
     TabWidget* tabWidget() const;
-    void setVisible(bool visible);
+    void setVisible(bool visible) override;
     void setForceHidden(bool hidden);
 
     void setTabText(int index, const QString &text);
 
-    void wheelEvent(QWheelEvent* event);
+    void wheelEvent(QWheelEvent* event) override;
 
 Q_SIGNALS:
     void moveAddTabButton(int posX);
@@ -54,26 +54,26 @@ private Q_SLOTS:
 private:
     inline bool validIndex(int index) const { return index >= 0 && index < count(); }
 
-    void tabInserted(int index);
+    void tabInserted(int index) override;
-    void tabRemoved(int index);
+    void tabRemoved(int index) override;
 
     void hideCloseButton(int index);
     void showCloseButton(int index);
     void updatePinnedTabCloseButton(int index);
 
-    void contextMenuEvent(QContextMenuEvent* event);
+    void contextMenuEvent(QContextMenuEvent* event) override;
-    void mouseDoubleClickEvent(QMouseEvent* event);
+    void mouseDoubleClickEvent(QMouseEvent* event) override;
-    void mousePressEvent(QMouseEvent* event);
+    void mousePressEvent(QMouseEvent* event) override;
-    void mouseMoveEvent(QMouseEvent* event);
+    void mouseMoveEvent(QMouseEvent* event) override;
-    void mouseReleaseEvent(QMouseEvent* event);
+    void mouseReleaseEvent(QMouseEvent* event) override;
 
-    void dragEnterEvent(QDragEnterEvent* event);
+    void dragEnterEvent(QDragEnterEvent* event) override;
-    void dragMoveEvent(QDragMoveEvent *event);
+    void dragMoveEvent(QDragMoveEvent *event) override;
-    void dragLeaveEvent(QDragLeaveEvent *event);
+    void dragLeaveEvent(QDragLeaveEvent *event) override;
-    void dropEvent(QDropEvent* event);
+    void dropEvent(QDropEvent* event) override;
 
-    QSize tabSizeHint(int index, bool fast) const;
+    QSize tabSizeHint(int index, bool fast) const override;
-    int comboTabBarPixelMetric(ComboTabBar::SizeType sizeType) const;
+    int comboTabBarPixelMetric(ComboTabBar::SizeType sizeType) const override;
     WebTab* webTab(int index = -1) const;
 
     BrowserWindow* m_window;

src/lib/tabwidget/tabstackedwidget.h

@@ -78,8 +78,8 @@ private Q_SLOTS:
     void tabWasRemoved(int index);
 
 protected:
-    bool eventFilter(QObject* obj, QEvent* event);
+    bool eventFilter(QObject* obj, QEvent* event) override;
-    void keyPressEvent(QKeyEvent* event);
+    void keyPressEvent(QKeyEvent* event) override;
 
 private:
     bool validIndex(int index) const;

src/lib/tabwidget/tabwidget.h

@@ -42,8 +42,8 @@ public:
     explicit AddTabButton(TabWidget* tabWidget, TabBar* tabBar);
 
 private:
-    void wheelEvent(QWheelEvent* event);
+    void wheelEvent(QWheelEvent* event) override;
-    void mouseReleaseEvent(QMouseEvent* event);
+    void mouseReleaseEvent(QMouseEvent* event) override;
 
     TabBar* m_tabBar;
     TabWidget* m_tabWidget;
@@ -59,7 +59,7 @@ Q_SIGNALS:
     void closeTab(int);
 
 private:
-    void mouseReleaseEvent(QMouseEvent* event);
+    void mouseReleaseEvent(QMouseEvent* event) override;
 };
 
 class FALKON_EXPORT TabWidget : public TabStackedWidget

src/lib/tools/animatedwidget.h

@@ -42,7 +42,7 @@ private Q_SLOTS:
     void animateFrame(int frame);
 
 private:
-    void resizeEvent(QResizeEvent* e);
+    void resizeEvent(QResizeEvent* e) override;
 
     Direction m_direction;
     QTimeLine m_timeLine;

src/lib/tools/buttonwithmenu.h

@@ -82,8 +82,8 @@ private Q_SLOTS:
     void generateMenu();
 
 private:
-    void mousePressEvent(QMouseEvent *event);
+    void mousePressEvent(QMouseEvent *event) override;
-    void wheelEvent(QWheelEvent* event);
+    void wheelEvent(QWheelEvent* event) override;
 
     QMenu* m_menu;
     QVector<Item> m_items;

src/lib/tools/clickablelabel.h

@@ -50,8 +50,8 @@ Q_SIGNALS:
 private:
     void updateIcon();
 
-    void resizeEvent(QResizeEvent *ev);
+    void resizeEvent(QResizeEvent *ev) override;
-    void mouseReleaseEvent(QMouseEvent* ev);
+    void mouseReleaseEvent(QMouseEvent* ev) override;
 
     QString m_themeIcon;
     QIcon m_fallbackIcon;

src/lib/tools/enhancedmenu.h

@@ -42,8 +42,8 @@ Q_SIGNALS:
 public Q_SLOTS:
 
 private:
-    void mouseReleaseEvent(QMouseEvent* e);
+    void mouseReleaseEvent(QMouseEvent* e) override;
-    void keyPressEvent(QKeyEvent* e);
+    void keyPressEvent(QKeyEvent* e) override;
 
     void closeAllMenus();
 

src/lib/tools/focusselectlineedit.h

@@ -32,8 +32,8 @@ public Q_SLOTS:
     void setFocus();
 
 protected:
-    void focusInEvent(QFocusEvent* event);
+    void focusInEvent(QFocusEvent* event) override;
-    void mousePressEvent(QMouseEvent* event);
+    void mousePressEvent(QMouseEvent* event) override;
 
     bool m_mouseFocusReason;
 

src/lib/tools/headerview.h

@@ -39,8 +39,8 @@ private Q_SLOTS:
     void toggleSectionVisibility();
 
 private:
-    void showEvent(QShowEvent* event);
+    void showEvent(QShowEvent* event) override;
-    void contextMenuEvent(QContextMenuEvent* event);
+    void contextMenuEvent(QContextMenuEvent* event) override;
 
     QAbstractItemView* m_parent;
     QMenu* m_menu;

src/lib/tools/horizontallistwidget.h

@@ -26,10 +26,10 @@ public:
     explicit HorizontalListWidget(QWidget* parent = 0);
 
 private:
-    void mousePressEvent(QMouseEvent* event);
+    void mousePressEvent(QMouseEvent* event) override;
-    void mouseMoveEvent(QMouseEvent* event);
+    void mouseMoveEvent(QMouseEvent* event) override;
-    void mouseReleaseEvent(QMouseEvent* event);
+    void mouseReleaseEvent(QMouseEvent* event) override;
-    void wheelEvent(QWheelEvent* event);
+    void wheelEvent(QWheelEvent* event) override;
 
     bool m_mouseDown;
 };

src/lib/tools/listitemdelegate.h

@@ -32,8 +32,8 @@ public:
 
     int itemHeight() const;
 
-    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
-    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
 private:
     int m_iconSize;

src/lib/tools/progressbar.h

@@ -34,7 +34,7 @@ public Q_SLOTS:
     void setValue(int value);
 
 protected:
-    void paintEvent(QPaintEvent* e);
+    void paintEvent(QPaintEvent* e) override;
     void initStyleOption(QStyleOptionProgressBar* option);
 
 private:

src/lib/tools/toolbutton.h

@@ -87,11 +87,11 @@ private Q_SLOTS:
     void showMenu();
 
 protected:
-    void mousePressEvent(QMouseEvent* e);
+    void mousePressEvent(QMouseEvent* e) override;
-    void mouseReleaseEvent(QMouseEvent* e);
+    void mouseReleaseEvent(QMouseEvent* e) override;
-    void mouseDoubleClickEvent(QMouseEvent* e);
+    void mouseDoubleClickEvent(QMouseEvent* e) override;
-    void contextMenuEvent(QContextMenuEvent *e);
+    void contextMenuEvent(QContextMenuEvent *e) override;
-    void paintEvent(QPaintEvent* e);
+    void paintEvent(QPaintEvent* e) override;
 
 private:
     QImage m_multiIcon;

src/lib/tools/treewidget.h

@@ -57,7 +57,7 @@ private Q_SLOTS:
     void sheduleRefresh();
 
 private:
-    void mousePressEvent(QMouseEvent* event);
+    void mousePressEvent(QMouseEvent* event) override;
     void iterateAllItems(QTreeWidgetItem* parent);
 
     bool m_refreshAllItemsNeeded;

src/lib/webengine/webinspector.h

@@ -45,8 +45,8 @@ private Q_SLOTS:
     void loadFinished();
 
 private:
-    void keyPressEvent(QKeyEvent *event) Q_DECL_OVERRIDE;
+    void keyPressEvent(QKeyEvent *event) override;
-    void keyReleaseEvent(QKeyEvent *event) Q_DECL_OVERRIDE;
+    void keyReleaseEvent(QKeyEvent *event) override;
 
     static QList<QWebEngineView*> s_views;
 

src/lib/webengine/webpage.h

@@ -57,9 +57,9 @@ public:
     void scroll(int x, int y);
     void setScrollPosition(const QPointF &pos);
 
-    bool javaScriptPrompt(const QUrl &securityOrigin, const QString &msg, const QString &defaultValue, QString* result) Q_DECL_OVERRIDE;
+    bool javaScriptPrompt(const QUrl &securityOrigin, const QString &msg, const QString &defaultValue, QString* result) override;
-    bool javaScriptConfirm(const QUrl &securityOrigin, const QString &msg) Q_DECL_OVERRIDE;
+    bool javaScriptConfirm(const QUrl &securityOrigin, const QString &msg) override;
-    void javaScriptAlert(const QUrl &securityOrigin, const QString &msg) Q_DECL_OVERRIDE;
+    void javaScriptAlert(const QUrl &securityOrigin, const QString &msg) override;
     void javaScriptConsoleMessage(JavaScriptConsoleMessageLevel level, const QString &message, int lineNumber, const QString &sourceID) override;
 
     QStringList autoFillUsernames() const;
@@ -94,10 +94,10 @@ private Q_SLOTS:
     void renderProcessTerminated(RenderProcessTerminationStatus terminationStatus, int exitCode);
 
 private:
-    bool acceptNavigationRequest(const QUrl &url, NavigationType type, bool isMainFrame) Q_DECL_OVERRIDE;
+    bool acceptNavigationRequest(const QUrl &url, NavigationType type, bool isMainFrame) override;
-    bool certificateError(const QWebEngineCertificateError &error) Q_DECL_OVERRIDE;
+    bool certificateError(const QWebEngineCertificateError &error) override;
-    QStringList chooseFiles(FileSelectionMode mode, const QStringList &oldFiles, const QStringList &acceptedMimeTypes) Q_DECL_OVERRIDE;
+    QStringList chooseFiles(FileSelectionMode mode, const QStringList &oldFiles, const QStringList &acceptedMimeTypes) override;
-    QWebEnginePage* createWindow(QWebEnginePage::WebWindowType type) Q_DECL_OVERRIDE;
+    QWebEnginePage* createWindow(QWebEnginePage::WebWindowType type) override;
 
     void handleUnknownProtocol(const QUrl &url);
     void desktopServicesOpen(const QUrl &url);

src/lib/webtab/searchtoolbar.h

@@ -42,7 +42,7 @@ public:
     void showMinimalInPopupWindow();
 
     void focusSearchLine();
-    bool eventFilter(QObject* obj, QEvent* event);
+    bool eventFilter(QObject* obj, QEvent* event) override;
 
 public Q_SLOTS:
     void setText(const QString &text);

src/lib/webtab/tabbedwebview.h

@@ -48,12 +48,12 @@ public:
     QString getIp() const;
     int tabIndex() const;
 
-    QWidget* overlayWidget() Q_DECL_OVERRIDE;
+    QWidget* overlayWidget() override;
-    void closeView() Q_DECL_OVERRIDE;
+    void closeView() override;
-    void loadInNewTab(const LoadRequest &req, Qz::NewTabPositionFlags position) Q_DECL_OVERRIDE;
+    void loadInNewTab(const LoadRequest &req, Qz::NewTabPositionFlags position) override;
 
-    bool isFullScreen() Q_DECL_OVERRIDE;
+    bool isFullScreen() override;
-    void requestFullScreen(bool enable) Q_DECL_OVERRIDE;
+    void requestFullScreen(bool enable) override;
 
 Q_SIGNALS:
     void wantsCloseTab(int);
@@ -73,8 +73,8 @@ private Q_SLOTS:
     void inspectElement();
 
 private:
-    void _contextMenuEvent(QContextMenuEvent *event) Q_DECL_OVERRIDE;
+    void _contextMenuEvent(QContextMenuEvent *event) override;
-    void _mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void _mouseMoveEvent(QMouseEvent *event) override;
 
     BrowserWindow* m_window;
     WebTab* m_webTab;

src/plugins/AutoScroll/autoscroller.h

@@ -58,7 +58,7 @@ public:
     void setScrollDivider(double divider);
 
 private:
-    bool eventFilter(QObject* obj, QEvent* event);
+    bool eventFilter(QObject* obj, QEvent* event) override;
 
     bool showIndicator(WebView* view, const QPoint &pos);
     void stopScrolling();

src/plugins/FlashCookieManager/fcm_dialog.h

@@ -69,8 +69,8 @@ private Q_SLOTS:
     void cookieTreeContextMenuRequested(const QPoint &pos);
 
 private:
-    void closeEvent(QCloseEvent* e);
+    void closeEvent(QCloseEvent* e) override;
-    void keyPressEvent(QKeyEvent* e);
+    void keyPressEvent(QKeyEvent* e) override;
 
     Ui::FCM_Dialog* ui;
 

src/plugins/GreaseMonkey/settings/gm_settingslistdelegate.h

@@ -27,8 +27,8 @@ public:
 
     int padding() const;
 
-    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
-    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
 private:
     QPixmap m_removePixmap;

src/plugins/GreaseMonkey/settings/gm_settingslistwidget.h

@@ -38,8 +38,8 @@ private:
     bool containsRemoveIcon(const QPoint &pos) const;
     bool containsUpdateIcon(const QPoint &pos) const;
 
-    void mousePressEvent(QMouseEvent* event);
+    void mousePressEvent(QMouseEvent* event) override;
-    void mouseDoubleClickEvent(QMouseEvent* event);
+    void mouseDoubleClickEvent(QMouseEvent* event) override;
 
     GM_SettingsListDelegate* m_delegate;
 

src/plugins/MouseGestures/3rdparty/QjtMouseGestureFilter.cpp

@@ -55,7 +55,7 @@ public:
         m_object = object;
     }
 
-    void callback() {
+    void callback() override {
         m_object->emitGestured();
     }
 

src/plugins/MouseGestures/3rdparty/QjtMouseGestureFilter.h

@@ -82,7 +82,7 @@ public:
     bool mouseMoveEvent(QMouseEvent* event, QObject* obj = 0);
 
 protected:
-    bool eventFilter(QObject* obj, QEvent* event);
+    bool eventFilter(QObject* obj, QEvent* event) override;
 
 private:
     bool paintEvent(QObject* obj, QPaintEvent* event);

src/plugins/StatusBarIcons/sbi_networkicon.h

@@ -40,7 +40,7 @@ private Q_SLOTS:
 
 private:
     void updateToolTip();
-    void enterEvent(QEvent* event);
+    void enterEvent(QEvent* event) override;
 
     QNetworkConfigurationManager* m_networkConfiguration;
 };

src/plugins/TabManager/tabmanagerdelegate.h

@@ -25,7 +25,7 @@ class TabManagerDelegate : public QStyledItemDelegate
 public:
     explicit TabManagerDelegate(QObject* parent = 0);
 
-    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    void paint(QPainter* painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
 private:
     void viewItemDrawText(QPainter *p, const QStyleOptionViewItem *option, const QRect &rect,

src/plugins/TabManager/tabmanagersettings.h

@@ -17,7 +17,7 @@ public:
     ~TabManagerSettings();
 
 public Q_SLOTS:
-    void accept();
+    void accept() override;
 
 private:
     Ui::TabManagerSettings* ui;

src/plugins/TabManager/tabmanagerwidget.cpp

@@ -880,7 +880,7 @@ QStringList TabTreeWidget::mimeTypes() const
     return types;
 }
 
-QMimeData *TabTreeWidget::mimeData(const QList<QTreeWidgetItem*> &items) const
+QMimeData *TabTreeWidget::mimeData(const QList<QTreeWidgetItem*> items) const
 {
     QMimeData* mimeData = new QMimeData();
     QByteArray encodedData;

src/plugins/TabManager/tabmanagerwidget.h

@@ -42,10 +42,10 @@ class TabTreeWidget : public QTreeWidget
 public:
     TabTreeWidget(QWidget* parent = 0);
 
-    Qt::DropActions supportedDropActions() const;
+    Qt::DropActions supportedDropActions() const override;
-    QStringList mimeTypes() const;
+    QStringList mimeTypes() const override;
-    QMimeData* mimeData(const QList<QTreeWidgetItem*> &items) const;
+    QMimeData* mimeData(const QList<QTreeWidgetItem*> items) const override;
-    bool dropMimeData(QTreeWidgetItem *parent, int index, const QMimeData *data, Qt::DropAction action);
+    bool dropMimeData(QTreeWidgetItem *parent, int index, const QMimeData *data, Qt::DropAction action) override;
 
     void setEnableDragTabs(bool enable);
 
@@ -110,7 +110,7 @@ private Q_SLOTS:
     void filterBarClosed();
 
 protected:
-    bool eventFilter(QObject* obj, QEvent* event);
+    bool eventFilter(QObject* obj, QEvent* event) override;
 
 Q_SIGNALS:
     void showSideBySide();

src/plugins/TabManager/tabmanagerwidgetcontroller.h

@@ -32,9 +32,9 @@ public:
     explicit TabManagerWidgetController(QObject* parent = 0);
     ~TabManagerWidgetController();
 
-    QString title() const;
+    QString title() const override;
-    QAction* createMenuAction();
+    QAction* createMenuAction() override;
-    QWidget* createSideBarWidget(BrowserWindow* mainWindow);
+    QWidget* createSideBarWidget(BrowserWindow* mainWindow) override;
 
     AbstractButtonInterface* createStatusBarIcon(BrowserWindow* mainWindow);